Dual flow closure



FIG. 1 is a perspective view of the dual flow closure showing our novel design with the cover open, in which vent openings forming no part of the claimed design are shown in phantom;

FIG. 2 is a top plan view, the bottom of the dual flow closure being unadorned;

FIG. 3 is a front elevational view;

FIG. 4 is a rear elevational view; and,

FIG. 5 is a side elevational view taken from the left in FIG. 3, the side opposite being a mirror image of FIG. 5.

The surfaces or portions of the article not shown in the drawing or described in the specification form no part of the claimed design. 

The ornamental design for a dual flow closure, as shown and described. 